package thinkingJava.chapter17;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;

public class Unsupported {
	static void test(String msg , List<String> list) {
		System.out.println(" --- " + msg + " --- ");
		Collection<String> c = list;
		Collection<String> subList = list.subList(1, 8);
		Collection<String> c2 = new ArrayList<String>(subList);
		try {	c.retainAll(c2); } catch (Exception e) {	System.out.println("retainAll() --> " + e);}
		try {	c.removeAll(c2); } catch (Exception e) {System.out.println("removeAll() --> " + e);}
		try {	c.clear(); } catch (Exception e) {	System.out.println("clear() --> " + e);}
		try {	c.add("X"); } catch (Exception e) {	System.out.println("add() --> " + e);}
		try {	c.addAll(c2); } catch (Exception e) {	System.out.println("addAll() --> " + e);}
		try {	c.remove("C"); } catch (Exception e) {	System.out.println("remove() --> " + e);}
		try {
			list.set(0, "X");
		} catch(Exception e) {
			System.out.println("list.set() " + e);
		}
	}
	public static void print(Object o) {
		System.out.println(o);
	}
	public static void main(String[] args) {
		List<String> list = Arrays.asList("A B C D E F G H I J K L".split(" "));
		test("Modifiable Copy ", new ArrayList<String>(list));
		test("Arrays.asList() ",  list);
		test("unmodifiableList", Collections.unmodifiableList(new ArrayList<String>(list)));
	}
}
